- 10 -
Table 5
Fault
Cause analysis
Troubleshooting method
The indicator light on
the controller panel is
not on after power-on
Loose, falling off or poor contact of power
supply sampling wire
Check and connect the
conductors
The 3P product neutral wire is not
connected to the terminal
Phase failure of power supply
Check whether the power
supply voltage is normal
10 Ordering Information
10.1 When ordering, please fill in according to Table 6.
Table 6
Order unit
Order quantity
Order date
Model
Number
of poles
Controller
code
Rated working
current
Optional
function code
Notes
□HYT3P-125 □2P
□3P
□4P
□ A
(Economical
type)
□ B (Standard
type)
□16A
□20A
□25A
□32A
□40A
□50A
□63A
□80A
□100A
□125A
Type B
controller
optional
□ F
(Power grid -
Generator)
□ W
(Fire control
feedback)
□HYT3P-250
□125A
□ 140A
□ 160A
□ 180A
□200A
□ 225A
□ 250A
□HYT3P-630
□3P
□4P
□250A
□ 315A
□ 350A
□ 400A
□ 500A
□ 630A
Example:
HYT3P-125/4 B F W 125 A indicates a 4-pole automatic transfer switching equipment with
automatic charge and automatic recovery of power grid and generator, and rated working current
of 125 A.
11 Ordering Information
On the premise that users abide by the use and storage conditions and the product seals are
intact, if the product is damaged or cannot be used normally due to manufacturing quality
problems within 18 months from the production date of the product, our company will be
responsible for the repairing or replacement free of charge. If the warranty period expires, users
shall pay for the repair. However, if the damage is caused by the following circumstances, the
fees for repair still sha be charged even within the warranty period:
(1). Misuse, self-modification, improper maintenance, etc.
(2). Use beyond the standard specification requirements.
(3). Falling, damage during transportation, etc. after purchase.
(4). Earthquake, fire, lightning strike, abnormal voltage, other natural disasters and secondary
disasters, etc.
In case of any questions, please contact the dealer or our customer service department.
Dear customers:
To protect our environment, please recycle the product or its components when the product is
scrapped. For materials that cannot be recycled, please handle them properly. Thank you very
much for your cooperation and support.
